Improve cost estimates for MergeAppend plan with filters

Title

Topic

Performance

Created

2024-01-30 11:06:53

Last modified

2024-01-31 23:10:45 (9 months, 2 weeks ago)

Latest email

2024-01-31 21:01:25 (9 months, 2 weeks ago)

Status

2024-03: Committed

Target version

Authors

Alexander Kuzmenkov (akuzmenkov)

Reviewers

Aleksander Alekseev (a.alekseev)Become reviewer

Committer

David Rowley (davidrowley)

Links

Checkout latest CFbot patchset

Go to your local checkout of the PostgreSQL repository and run:

git remote add commitfest https://github.com/postgresql-cfbot/postgresql.git
git fetch commitfest cf/4802
git checkout commitfest/cf/4802

Emails

Incorrect cost for MergeAppend: First at 2024-01-29 12:40:41 by Alexander Kuzmenkov <akuzmenkov at timescale.com>
Latest at 2024-01-31 21:01:25 by Alexander Kuzmenkov <akuzmenkov at timescale.com>
Latest attachment (merge-append-cost-v2.patch) at 2024-01-30 13:23:37 from Alexander Kuzmenkov <akuzmenkov at timescale.com>
Attachment (merge-append-cost-v2.patch) at 2024-01-30 13:23:37 from Alexander Kuzmenkov <akuzmenkov at timescale.com> (Patch: Yes)
Attachment (merge-append-cost-v1.patch) at 2024-01-30 11:06:28 from Alexander Kuzmenkov <akuzmenkov at timescale.com> (Patch: Yes)

History

When	Who	What
2024-01-31 23:10:45	Alexander Kuzmenkov (akuzmenkov)	Closed in commitfest 2024-03 with status: Committed
2024-01-31 23:10:45	Alexander Kuzmenkov (akuzmenkov)	Changed committer to davidrowley
2024-01-30 12:19:15	Aleksander Alekseev (a.alekseev)	Added a.alekseev as reviewer
2024-01-30 11:07:43	Alexander Kuzmenkov (akuzmenkov)	Changed authors to Alexander Kuzmenkov (akuzmenkov)
2024-01-30 11:06:53	Alexander Kuzmenkov (akuzmenkov)	Attached mail thread CALzhyqyhoXQDR-Usd_0HeWk=uqNLzoVeT8KhRoo=pV_KzgO3QQ@mail.gmail.com
2024-01-30 11:06:53	Alexander Kuzmenkov (akuzmenkov)	Created patch record